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LesleyCher LesleyCher
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6 years ago
When using a recovery machine manufactured after November 15, 1993, the recovery level for Type II systems containing over 200 pounds of R-22 refrigerant is:
 
  A) 15 hg vacuum. B) 0 psig. C) 4 hg vacuum. D) 10 hg vacuum.

 Q. 2

Before using a pick, check to be sure that the head is _____.
 
  a. rotated 90 degrees
  b. blunt
  c. positioned at chest height
  d. fixed firmly to the handle
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Ashestreen22Ashestreen22
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6 years ago
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LesleyCher Author
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6 years ago
Thanks
bahajo
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Yesterday
You make an excellent tutor!
Lourd Jenkins
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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